Question

[Hà Thanh Mai]

In the 3×3 table shown, the numbers 2, 4 and 6 are placed so that each number occurs only once in each row and only once in each column. The value of M+N is

		4
2	M
		N

Answer 1

[Nguyễn Ngọc Minh]

6 hay 12 gì đó

Answer 2

[Trần Nhật Dương]

Đáp án là 6 nhé